ATE291102T1 - METHOD AND DEVICE FOR DETERMINING THE COOLING EFFECT OF A FLOWING GAS ATMOSPHERE ON WORKPIECES - Google Patents

METHOD AND DEVICE FOR DETERMINING THE COOLING EFFECT OF A FLOWING GAS ATMOSPHERE ON WORKPIECES

Info

Publication number
ATE291102T1
ATE291102T1 AT01110912T AT01110912T ATE291102T1 AT E291102 T1 ATE291102 T1 AT E291102T1 AT 01110912 T AT01110912 T AT 01110912T AT 01110912 T AT01110912 T AT 01110912T AT E291102 T1 ATE291102 T1 AT E291102T1
Authority
AT
Austria
Prior art keywords
gas atmosphere
workpieces
determining
flowing gas
cooling effect
Prior art date
Application number
AT01110912T
Other languages
German (de)
Inventor
Klaus Dr Loeser
Original Assignee
Ald Vacuum Techn Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ald Vacuum Techn Ag filed Critical Ald Vacuum Techn Ag
Application granted granted Critical
Publication of ATE291102T1 publication Critical patent/ATE291102T1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/55—Hardenability tests, e.g. end-quench tests
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/613—Gases; Liquefied or solidified normally gaseous material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Control Of Heat Treatment Processes (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

Method and apparatus for determining the cooling action of a flowing gas atmosphere on workpieces by a measuring body with at least on temperature sensor and heated to workpiece temperature and is exposed to the gas atmosphere. The method and apparatus are particularly useful in hardening steel.
AT01110912T 2000-06-19 2001-05-05 METHOD AND DEVICE FOR DETERMINING THE COOLING EFFECT OF A FLOWING GAS ATMOSPHERE ON WORKPIECES ATE291102T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10030046A DE10030046C1 (en) 2000-06-19 2000-06-19 Determining cooling action of a flowing gas atmosphere on a workpiece comprises using a measuring body arranged in a fixed position outside of the workpiece and heated to a prescribed starting temperature using a heater

Publications (1)

Publication Number Publication Date
ATE291102T1 true ATE291102T1 (en) 2005-04-15

Family

ID=7646193

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01110912T ATE291102T1 (en) 2000-06-19 2001-05-05 METHOD AND DEVICE FOR DETERMINING THE COOLING EFFECT OF A FLOWING GAS ATMOSPHERE ON WORKPIECES

Country Status (4)

Country Link
US (1) US6554922B2 (en)
EP (1) EP1167548B1 (en)
AT (1) ATE291102T1 (en)
DE (2) DE10030046C1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH696042A5 (en) * 2002-11-28 2006-11-30 Ecole D Ingenieurs Du Canton D Method and device for measuring the thermal conductivity of a multifunctional fluid.
US20060102620A1 (en) * 2004-11-12 2006-05-18 Ntn Corporation Heat treat process
FR2880898B1 (en) * 2005-01-17 2007-05-11 Const Mecaniques Sa Et GAS CUTTING CELL FOR STEEL PARTS
RU2455112C2 (en) * 2007-12-14 2012-07-10 Авуре Текнолоджиз Аб Device for hot isostatic extrusion
EP2131168A1 (en) * 2008-06-04 2009-12-09 Siemens Aktiengesellschaft Method and device for detecting capacity changes in a fluid and turbine
DE102009041041B4 (en) * 2009-09-10 2011-07-14 ALD Vacuum Technologies GmbH, 63450 Method and apparatus for hardening workpieces, as well as work hardened workpieces
CN108531692B (en) * 2018-07-06 2023-12-26 江苏南钢通恒特材科技有限公司 Induction normalizing production line
DE102021130969A1 (en) 2021-11-25 2023-05-25 Ald Vacuum Technologies Gmbh Process and system for bainitising metallic workpieces

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3037638A1 (en) * 1980-10-04 1982-05-13 Joachim Dr.-Ing. 7251 Warmbronn Wünning METHOD FOR DETERMINING THE QUARKING EFFECT OF A QUARKING MEDIUM, IN PARTICULAR WHEN TREATING STEEL
US4412752A (en) * 1981-09-21 1983-11-01 International Harvester Co. Method and apparatus for determining the cooling characteristics of a quenching medium
DE3736501C1 (en) * 1987-10-28 1988-06-09 Degussa Process for the heat treatment of metallic workpieces
JP2623359B2 (en) * 1990-06-28 1997-06-25 高周波熱錬株式会社 Method and apparatus for testing cooling capacity of cooling solution
DE4135313A1 (en) * 1991-10-25 1993-04-29 Ipsen Ind Int Gmbh METHOD FOR COOLING A WORKING PIECE BATCH WITHIN A HEAT TREATMENT PROCESS
US5918473A (en) * 1997-05-09 1999-07-06 Alcan International Limited Method and apparatus for measuring quenchant properties of coolants

Also Published As

Publication number Publication date
EP1167548B1 (en) 2005-03-16
US20020036075A1 (en) 2002-03-28
EP1167548A2 (en) 2002-01-02
DE10030046C1 (en) 2001-09-13
DE50105589D1 (en) 2005-04-21
EP1167548A3 (en) 2004-01-02
US6554922B2 (en) 2003-04-29

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